import pygame


class Ship():
    def __init__(self, screen):
        '''初始化飞船'''

        self.screen = screen

        '''加载飞船并获取外接矩形'''
        self.image = pygame.image.load('images\ship.bmp')
        self.rect = self.image.get_rect()
        self.screen = screen.get_rect()

        '''设置飞船的位置'''
        self.rect.centerx = self.screen_rect.centerx
        self.rect.bottom = self.screen_rect.bottom

    def blitme(self):
        '''在指定位置绘制飞船'''

        self.screen.blit(self.image, self.rect)
